4320361 has 4 divisors (see below), whose sum is σ = 4384912. Its totient is φ = 4255812.

The previous prime is 4320347. The next prime is 4320373. The reversal of 4320361 is 1630234.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4320361 - 2⁹ = 4319849 is a prime.

It is a Duffinian number.

4320361 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4320311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32175 + ... + 32308.

It is an arithmetic number, because the mean of its divisors is an integer number (1096228).

Almost surely, 2^4320361 is an apocalyptic number.

It is an amenable number.

4320361 is a deficient number, since it is larger than the sum of its proper divisors (64551).

4320361 is an equidigital number, since it uses as much as digits as its factorization.

4320361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64550.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 4320361 is about 2078.5478103715. The cubic root of 4320361 is about 162.8695934654.

Adding to 4320361 its reverse (1630234), we get a palindrome (5950595).

It can be divided in two parts, 43203 and 61, that added together give a square (43264 = 208²).

The spelling of 4320361 in words is "four million, three hundred twenty thousand, three hundred sixty-one".